X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/57ff8a875bff6f8ba8a6616ed7095b74a835c622..5819297093708ae3198004cf0c533b4db248e9ff:/src/os2/textctrl.cpp

diff --git a/src/os2/textctrl.cpp b/src/os2/textctrl.cpp
index 3b2b97719a..8ccbe4d59f 100644
--- a/src/os2/textctrl.cpp
+++ b/src/os2/textctrl.cpp
@@ -507,6 +507,15 @@ void wxTextCtrl::SetInsertionPointEnd()
 {
     long                            lPos = GetLastPosition();
 
+    //
+    // We must not do anything if the caret is already there because calling
+    // SetInsertionPoint() thaws the controls if Freeze() had been called even
+    // if it doesn't actually move the caret anywhere and so the simple fact of
+    // doing it results in horrible flicker when appending big amounts of text
+    // to the control in a few chunks (see DoAddText() test in the text sample)
+    //
+    if (GetInsertionPoint() == GetLastPosition())
+        return;
     SetInsertionPoint(lPos);
 } // end of wxTextCtrl::SetInsertionPointEnd
 
@@ -701,6 +710,15 @@ bool wxTextCtrl::IsModified() const
     return bRc;
 } // end of wxTextCtrl::IsModified
 
+void wxTextCtrl::MarkDirty()
+{
+    if (m_bIsMLE)
+        ::WinSendMsg(GetHwnd(), MLM_SETCHANGED, MPFROMLONG(TRUE), 0);
+    else
+        // EM controls do not have a SETCHANGED, what can we do??
+        wxFAIL_MSG( _T("not implemented") );
+}
+
 //
 // Makes 'unmodified'
 //